Are e cigarettes harmful? What's in your vape? Think it's just vapor? Think again. It could be metal Many vapes contain heavy metals like lead, nickel, and chromiumtiny particles from the device's heating coil and About E Cigarettes (Vapes) Smoking and Tobacco Use CDC Did you know: benzene, which is found in car exhaust; and heavy metals, such as nickel, tin, and lead can be in vape and secondhand vape! I learned something new. Get the Vaping Prevention Banner: Vaping: A Bad Decision